Here are some schematics, scanned from the manual (many others can be found online; try
Captain Foldbacks site):
Need a replacement Hammond or Leslie decal? Take this
PDF version to a print shop (you'll need to scale it to size first) (provided by Dave Bishop, original source unknown).
Here's a shot promo film of the Hammond Organ factory (from Peter Jones)
Complete list of all vintage
Hammond & Leslie Models, including general specifications and pictures of some models.
This list was put together back in the early 1990s, when online Hammond resources were slim on the ground, and used to be "Appendix A" of the now rather defunct Hammond FAQ.